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Stephen Hammerle Missing Person Case

Last seen in Manhattan, Kansas on Aug 22, 1981

Victim Details

Apr 15, 2013

Jan 12, 2024

Stephen

Hammerle

71

26

70 inches

145 lbs

170 lbs

White / Caucasian

Male

Aug 22, 1981

Manhattan

Kansas

Riley County

22548

Riley County Police Department

Manhattan

Kansas

Riley County

66502

1001 South Seth Child Road, Kansas

7855372112

County

Law Enforcement

81-5541

Aug 24, 1981

Riley County Police Department

Brown

Blue

Blue

Oct 6, 2026


Area Last Seen:

Case Description

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Summary based on the NamUs case record (MP19996) and 14 other sources
Stephen Hammerle, a 26-year-old man from Manhattan, Kansas, was last seen on August 22, 1981. His disappearance has left his family and law enforcement searching for answers for decades, as the circumstances surrounding his vanishing remain unresolved. Stephen was described as a white male with brown hair and blue eyes, standing approximately 5 feet 8 inches tall and weighing around 150 pounds at the time he went missing. His sudden disappearance has baffled those who knew him, as there was no indication that he intended to leave or disappear without notice.

The details leading up to Stephen’s last known whereabouts are unclear, and there has been little information regarding what might have happened to him. He was last seen in the Manhattan area, but no significant clues have emerged to explain his fate. Despite an active investigation at the time and several efforts by law enforcement to find him, the case went cold, and no breakthroughs have been reported over the years. Authorities have asked for the public’s help, urging anyone with information about Stephen’s disappearance to come forward, but no substantial leads have surfaced.

Over the years, Stephen Hammerle’s case has remained unsolved, leaving his family without answers. Despite the passing of time, they continue to hope that one day his fate will be uncovered. Law enforcement has kept the case open, maintaining that any new information could potentially break the case. Stephen's disappearance serves as a stark reminder of the complexities of missing person investigations, where time can often erode leads and leave families waiting for answers that may never come. The search for closure continues, as those close to Stephen still hope for resolution.
Last Seen: Aug 22, 1981

Links to Additional Sources (14)

See any mistakes? Let us know!
  • Missing Stevie Scott Hammerle - Facebook
  • MISSING IN KANSAS: Decades-long mystery of men who vanished ...
  • Stephen Scott Hammerle - The Charley Project
  • Missing Person / NamUs
  • Stevie Scott Hammerle - Aug. 22
  • MISSING IN KANSAS: 2 men missing decades after Manhattan party
  • Stephen Hammerle – CUE – Community United Effort
  • MISSING- Stephen... - Disappearances
  • Riley County Searching Since 1981 For 2 Missing Men - KSAL News
  • Stevie Hammerle | International Missing Persons Wiki - Fandom
  • 4749DMKS - Stevie Scott Hammerle - Doe Network
  • Stephen Scott Hammerle - CrimeTea
  • Missing: Stephen Scott Hammerle - Defrosting Cold Cases
  • Stephen Hammerle and Joseph Grasher were last seen ... - Facebook

    • Possible Unidentified Matches (4)

    Unidentified remains cases whose details are consistent with this person, ranked by how closely they compare. Fields that are unknown in either case are left out of the score.

    78%Possible
    John Doe — Missouri
    UP5021 • Found Apr 22, 1992
    View case
    Sex ✓Male
    Age 100%Est. 30–40 vs 26 when missing
    Race 100%White
    Location 75%99 mi away
    TimingFound 11 years after last seen
    Height 100%5'9" vs 5'10"
    Weight 100%165 lb vs 145–170 lb
    Hair 100%Brown vs Brown
    76%Possible
    John Doe — Wichita, Kansas
    UP2430 • Found Aug 29, 1986
    View case
    Sex ✓Male
    Age 100%Est. 25–30 vs 26 when missing
    Race 100%White
    Location 73%111 mi away, same state
    TimingFound 5 years after last seen
    Height 84%6'0" vs 5'10"
    Weight 100%175 lb vs 145–170 lb
    Hair 100%Brown vs Brown
    Eyes 0%Brown vs Blue
    75%Possible
    John Doe — Kansas City, Missouri
    UP5320 • Found Oct 30, 1995
    View case
    Sex ✓Male
    Age 100%Est. 40–50 vs 26 when missing
    Race 100%White
    Location 73%109 mi away
    TimingFound 14 years after last seen
    Height 100%5'10" vs 5'10"
    Hair 100%Brown vs Brown
    75%Possible
    John Doe — Carter, Oklahoma - unidentified case UP4908
    John Doe — Carter, Oklahoma
    UP4908 • Found Feb 16, 1982
    View case
    Sex ✓Male
    Age 100%Est. 25–40 vs 26
    Race 100%White
    Location 43%318 mi away
    TimingFound 6 months after last seen
    Height 100%5'10" vs 5'10"
    Weight 100%130 lb vs 145–170 lb
    Hair 100%Brown vs Brown

    These comparisons are generated automatically from public NamUs case data and are not confirmed identifications. Only DNA, dental or fingerprint comparison by investigators can confirm an identity. If you believe two cases are connected, contact the agency handling the unidentified case.

    Unidentified photos are blurred because many are post-mortem. Tap a photo to reveal it.

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    Forum Posts (2)

    I've been diving into Stephen Hammerle's case, and something that stands out is how much Manhattan... ...Read More
    08/10/2023
    I've been thinking a lot about Stephen Hammerle's case and how it feels like he just vanished into... ...Read More
    06/18/2023

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